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Individual Calculations January 2012 |
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| Donaire Perez, Victor Alejandro Total change: 9.30 | |   |
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| Torneo de Ajedrez Interempresas ENDESA 2011 Serie B | Santiago | CHI | 2011-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 2061 | 2.00 | 2 | 0.69 | 30 | 20.70 | |
|  Gonzalez Vassallo, Juan Francis | | | 2047 | CHI | 1.00 | 1 | 0.48 | 30 | 14.40 | | | Cantuarias Lagunas, Carlos | | | 1830 | CHI | 1.00 | 1 | 0.21 | 30 | 6.30 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Torneo IRT 2011 Club de Ajedrez Providencia | Providencia | CHI | 2011-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1910 | 2061 | 1.00 | 2 | -0.38 | 30 | -11.40 | |
| | Castiglione Alencastre, Aldo | | | 2015 | CHI | 0.00 | 1 | -0.56 | 30 | -16.80 | |  San Martin Zambrano, Alfonso | | | 1804 | CHI | 1.00 | 1 | 0.18 | 30 | 5.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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